package com.whf.security.browser.Authentication;

import com.fasterxml.jackson.databind.ObjectMapper;
import com.whf.security.core.properties.SecurityProperties;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.authentication.AuthenticationFailureHandler;
import org.springframework.stereotype.Component;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 * 登陆失败处理(要在配置中配置该类)
 */
@Slf4j
@Component("myAuthenticationFailHandler")
public class MyAuthenticationFailHandler implements AuthenticationFailureHandler {

    @Autowired
    private ObjectMapper objectMapper;

    @Override
    public void onAuthenticationFailure(HttpServletRequest request,
                                        HttpServletResponse response,
                                        AuthenticationException e) throws IOException, ServletException {
        log.info("[登陆失败处理]");
        //设置状态码服务器异常
        response.setStatus(HttpStatus.INTERNAL_SERVER_ERROR.value());
        response.setContentType("application/json;charset=UTF-8");
        //将异常写回页面
        response.getWriter().write(objectMapper.writeValueAsString(e));


    }
}
